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libudev: introduce udev_monitor_receive_sd_device()

This commit is contained in:
Yu Watanabe 2018-08-22 16:30:33 +09:00
parent 7c7be5515f
commit 3782454c41
2 changed files with 16 additions and 0 deletions
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14
src/libudev/libudev-monitor.c
View File

@ -18,6 +18,7 @@
#include "fileio.h"
#include "format-util.h"
#include "libudev-private.h"
#include "libudev-device-internal.h"
#include "missing.h"
#include "mount-util.h"
#include "socket-util.h"
@ -702,6 +703,19 @@ retry:
return udev_device;
}
int udev_monitor_receive_sd_device(struct udev_monitor *udev_monitor, sd_device **ret) {
_cleanup_(udev_device_unrefp) struct udev_device *udev_device = NULL;
assert(ret);
udev_device = udev_monitor_receive_device(udev_monitor);
if (!udev_device)
return -errno;
*ret = sd_device_ref(udev_device->device);
return 0;
}
int udev_monitor_send_device(struct udev_monitor *udev_monitor,
struct udev_monitor *destination, struct udev_device *udev_device)
{

2
src/libudev/libudev-private.h
View File

@ -6,6 +6,7 @@
#include <stdint.h>
#include "libudev.h"
#include "sd-device.h"
#include "macro.h"
#include "mkdir.h"
@ -62,6 +63,7 @@ int udev_monitor_allow_unicast_sender(struct udev_monitor *udev_monitor, struct
int udev_monitor_send_device(struct udev_monitor *udev_monitor,
struct udev_monitor *destination, struct udev_device *udev_device);
struct udev_monitor *udev_monitor_new_from_netlink_fd(struct udev *udev, const char *name, int fd);
int udev_monitor_receive_sd_device(struct udev_monitor *udev_monitor, sd_device **ret);
/* libudev-list.c */
struct udev_list_node {